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The angle between the direction of veloc...

The angle between the direction of velocity and acceleration at the highest point of a projectile path is______ .

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SL ARORA-Motion in a Plane-Excercise
  1. If |vec A|=10, |vec B|=2, and vec A . vec B = 12, |vec A xx vec B| =.

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  2. If vec A and vec B denote the sides of a parallelogram of area AB/ 2,...

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  3. The angle between the direction of velocity and acceleration at the hi...

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  4. For the motion of a projectile in a vertical plane, horizontal acceler...

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  5. The greatest height to which a man can throw a stone is h. The greates...

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  6. A ball projected with speed u at an angle of projection 15^circ has ra...

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  7. For a projectile projected at an angle the maximum height and horizont...

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  8. For a given angle of projection, if the initial velocity of a projecti...

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  9. A body is projected with speed u at an angle theta to the horizontal t...

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  10. A given quantity has both magnitude and direction. It is necessarily a...

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  11. The vector (1/sqrt2 hat i + 1/sqrt2 hat j)is a unit vector?

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  12. The vector (hat i +hat j) is a unit vector.

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  13. We have n coplanar forces, each of magnitude T. If each force makes an...

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  14. If vec A. vec B = vec A. vec C, is it correct to conclude that vec B ...

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  15. If the component of one vector in the direction of another vector is ...

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  16. Are the magnitude and direction fo (vec A-vec B) . same as that of ...

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  17. Which of the following quantities can never be negative?

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  18. A scalar quantity

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  19. Read each statement below carefully and state with reasons, with it is...

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  20. Read each statement below carefully and state with reasons, with it is...

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